84.05% is the change from 489 to 900
Calculation steps:
[( 900 - 489 ) ÷ 489] x 100 = 84.05%
Formula
Percentage change = [(900 - 489) / 489] x 100
Subtract the new number by the original number
900 - 489 = 411
411 ÷ 489 = 0.8404907975460123
0.8404907975460123 x 100 = 84.05%